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2. Ascender (climbing) - Wikipedia

   en.wikipedia.org/wiki/Ascender_(climbing)

   A pair of left and right handed ascenders (the left rigged to a rope) An ascender is a device (usually mechanical) used for directly ascending, or for facilitating protection, with a fixed rope when climbing on steep mountain terrain. A form introduced in the 1950s became so popular it began the term "Jumar" for the device, and the verb "to ...

3. Rock-climbing equipment - Wikipedia

   en.wikipedia.org/wiki/Rock-climbing_equipment

   Rope solo climbing is done in many formats (sport, traditional, multi-pitch), and needs an extensive range of rope devices as every pitch needs to be solo climbed (using self-locking devices or SLDs), descended back down (using descenders), and then re-ascended (using ascenders). [3] [4] The simpler variant of top rope solo climbing, only ...

4. Fixed rope - Wikipedia

   en.wikipedia.org/wiki/Fixed_rope

   In climbing and mountaineering, a fixed-rope (or fixed-line) is the practice of installing networks of in-situ anchored static climbing ropes on climbing routes to assist any following climbers (and porters) to ascend more rapidly—and with less effort—by using mechanical aid devices called ascenders.

5. Can You Really Use An Ascender As A Belay Device? These ... - AOL

   www.aol.com/news/really-ascender-belay-device...

   Also, feeding a rope through an ascender requires that you hold the cam open. If the leader were to fall when the cam was held open … you get the idea. Beyond any safety issues, most ascenders ...

6. Self-locking device - Wikipedia

   en.wikipedia.org/wiki/Self-locking_device

   A Gibbs-style ascender. The next level of device development improved on the locking limitations of the prusik sling by utilizing a cam that is activated by the climber's body moving down to rotate the simple grab cam inside a rigid frame. The climber's harness is directly attached to the cam and the frame encapsulates the rope.

7. Butterfly loop - Wikipedia

   en.wikipedia.org/wiki/Butterfly_loop

   The butterfly loop, also known as lineman's loop, butterfly knot, alpine butterfly knot and lineman's rider, is a knot used to form a fixed loop in the middle of a rope. Tied in the bight , it can be made in a rope without access to either of the ends; this is a distinct advantage when working with long climbing ropes.